/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2010 huliqing, huliqing.cn@gmail.com
 *
 * This file is part of QFaces.
 * QFaces is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * QFaces is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with QFaces.  If not, see <http://www.gnu.org/licenses/>.
 *
 * 这个文件是QFaces的一部分。
 * 您可以单独使用或分发这个文件，但请不要移除这个头部声明信息.
 * QFaces是一个自由软件，您可以自由分发、修改其中的源代码或者重新发布它，
 * 新的任何修改后的重新发布版必须同样在遵守LGPL3或更后续的版本协议下发布.
 * 关于LGPL协议的细则请参考COPYING、COPYING.LESSER文件，
 * 您可以在QFaces的相关目录中获得LGPL协议的副本，
 * 如果没有找到，请连接到 http://www.gnu.org/licenses/ 查看并获取副本。
 *
 * - Author: Huliqing
 * - Contact: huliqing.cn@gmail.com
 * - License: GNU Lesser General Public License (LGPL)
 * - Blog and source code availability: http://www.huliqing.name/
 */

package name.huliqing.qfaces.model;

import java.util.Date;

public class ValidateCode implements java.io.Serializable{

	// 验证码
	private String code;
	
	// 该验证码生成的时间,从这个时间可以判断该code已经
	// 存在多久
	private Date genDate;
	
	public ValidateCode(String code) {
		setCode(code);
	}
	
	// ---- Getter and Setter

	public String getCode() {
		return code;
	}

	/**
	 * 设置验证码，注意:该方法会重置genDate
	 * 为当前时间
	 * @param code
	 */
	public void setCode(String code) {
		this.code = code;
		this.genDate = new Date();
	}

	public Date getGenDate() {
		return genDate;
	}
	
	/**
	 * 查询该验证码已经存在多久。
	 * @return 该验码已经存在的时间
	 */
	public Long elapsedTime() {
		Date now = new Date();
		return (now.getTime() - this.genDate.getTime());
	}
	
	/**
	 * 以分钟为返回单位，查询该验证码已经存在的时间
	 * @return time
	 */
	public Long elapsedTimeAsMinutes() {
		return (elapsedTime() / 3600 / 60);
	}
}
